This is a combination of 30 images, each of 120 seconds The images were taken with a Alta-U9 attached to an Meade LX200R 12" F/10 telescope. Each of the images was corrected with a dark frame and a flat field.
Images were through a Luminance filter
An SBIG ST-4K was attached to a megrez 110mm F/5.95 telescope for guiding (and a separate wide field image)
Click here for the full resolution image